Home / 3,082.60-4,623.92-1,134.80

Finding the Fourth Proportional to 3,082.60, 4,623.92 and 1,134.80

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Solution

The fourth proportional to 3,082.60, 4,623.92 and 1,134.80 is: 1,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.60 : 4,623.92 = 1,134.80 : x
  2. Step 2: Convert to fraction form
    3,082.60/4,623.92 = 1,134.80/x
  3. Step 3: Cross multiply
    3,082.60x = 4,623.92 × 1,134.80
  4. Step 4: Simplify right side
    3,082.60x = 5,247,224.42
  5. Step 5: Solve for x
    x = 5,247,224.42/3,082.60
  6. Step 6: Final answer
    x = 1,702.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.